All in all, the design has 42 pouches on a frame that can be filled with whatever herbs or plants you'd like. A water pump is hooked up to an irrigation drip system that brings water to every pouch, and all the parts you need to assemble the system can be ordered online. With this setup, you'd never need to buy herbs again. For the complete guide, check the link below, and here's a short video of the system in action.